Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12272233 | Apparatus and method for determining the validity of an infrared signal of a remote-control device cross-reference to related applications | Cheng Yung Kei, Yau Tai Wai, Leung Hon Wan, Tse Ho Nin, Ng Ming Lam | 2025-04-08 |
| D572284 | Handheld magnifier | — | 2008-07-01 |
| D559966 | Fan | — | 2008-01-15 |